Machine vise



FIG. 1 shows a front isometric view of a machine vise embodying my new design;

FIG. 2 shows a rear isometric view thereof;

FIG. 3 shows a bottom, front isometric view thereof;

FIG. 4 shows a top plan view thereof;

FIG. 5 shows a bottom plan view thereof;

FIG. 6 shows a right side elevational view thereof;

FIG. 7 shows a left side elevational view thereof;

FIG. 8 shows a front elevational view thereof; and,

FIG. 9 shows a rear elevational view thereof.

The dashed lines in the figures depict unclaimed environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a machine vise, as shown and described. 